7 results
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
initiation of smoking; Fever ... brown sputum, fever ... Travel hx, food hx; Fever ... #differential # ... diagnosis #comparison
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • DM risk ... : • 80% have fever ... Intervention: - Fevers ... Prevotella • Fungal ... Abscess Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... Pseudomonas FUNGAL ... angioinvasive disease ... Pneumonia: • Risk
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
useful in high risk ... BAL GM does not differentiate ... colonization vs invasive disease ... post-2010 almost never ... Galactomannan #diagnosis #comparison
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
or family - Ever ... Ischemic heart disease ... event, follow ACC algorithm ... : - Known CV disease ... unless prior heart/lung
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... infectiosum • Fever ... acute rheumatic fever ... #table #differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
respiratory symptoms • Fever ... MUCORMYCOSIS • Risk ... infection • Cough, fever ... change in the lungs ... • Isolated fever